1use anyhow::Context as _;
2use gpui::{App, SharedString, UpdateGlobal};
3use node_runtime::NodeRuntime;
4use project::Fs;
5use python::PyprojectTomlManifestProvider;
6use rust::CargoManifestProvider;
7use rust_embed::RustEmbed;
8use settings::SettingsStore;
9use smol::stream::StreamExt;
10use std::{str, sync::Arc};
11use util::{ResultExt, asset_str};
12
13pub use language::*;
14
15use crate::{
16 json::JsonTaskProvider,
17 python::{BasedPyrightLspAdapter, RuffLspAdapter},
18};
19
20mod bash;
21mod c;
22mod cpp;
23mod css;
24mod eslint;
25mod go;
26mod json;
27mod package_json;
28mod python;
29mod rust;
30mod tailwind;
31mod tailwindcss;
32mod typescript;
33mod vtsls;
34mod yaml;
35
36pub(crate) use package_json::{PackageJson, PackageJsonData};
37
38#[derive(RustEmbed)]
39#[folder = "src/"]
40#[exclude = "*.rs"]
41struct LanguageDir;
42
43/// A shared grammar for plain text, exposed for reuse by downstream crates.
44#[cfg(feature = "tree-sitter-gitcommit")]
45pub static LANGUAGE_GIT_COMMIT: std::sync::LazyLock<Arc<Language>> =
46 std::sync::LazyLock::new(|| {
47 Arc::new(Language::new(
48 LanguageConfig {
49 name: "Git Commit".into(),
50 soft_wrap: Some(language::language_settings::SoftWrap::EditorWidth),
51 matcher: LanguageMatcher {
52 path_suffixes: vec!["COMMIT_EDITMSG".to_owned()],
53 first_line_pattern: None,
54 ..LanguageMatcher::default()
55 },
56 line_comments: vec![Arc::from("#")],
57 ..LanguageConfig::default()
58 },
59 Some(tree_sitter_gitcommit::LANGUAGE.into()),
60 ))
61 });
62
63pub fn init(languages: Arc<LanguageRegistry>, fs: Arc<dyn Fs>, node: NodeRuntime, cx: &mut App) {
64 #[cfg(feature = "load-grammars")]
65 languages.register_native_grammars([
66 ("bash", tree_sitter_bash::LANGUAGE),
67 ("c", tree_sitter_c::LANGUAGE),
68 ("cpp", tree_sitter_cpp::LANGUAGE),
69 ("css", tree_sitter_css::LANGUAGE),
70 ("diff", tree_sitter_diff::LANGUAGE),
71 ("go", tree_sitter_go::LANGUAGE),
72 ("gomod", tree_sitter_go_mod::LANGUAGE),
73 ("gowork", tree_sitter_gowork::LANGUAGE),
74 ("jsdoc", tree_sitter_jsdoc::LANGUAGE),
75 ("json", tree_sitter_json::LANGUAGE),
76 ("jsonc", tree_sitter_json::LANGUAGE),
77 ("markdown", tree_sitter_md::LANGUAGE),
78 ("markdown-inline", tree_sitter_md::INLINE_LANGUAGE),
79 ("python", tree_sitter_python::LANGUAGE),
80 ("regex", tree_sitter_regex::LANGUAGE),
81 ("rust", tree_sitter_rust::LANGUAGE),
82 ("tsx", tree_sitter_typescript::LANGUAGE_TSX),
83 ("typescript", tree_sitter_typescript::LANGUAGE_TYPESCRIPT),
84 ("yaml", tree_sitter_yaml::LANGUAGE),
85 ("gitcommit", tree_sitter_gitcommit::LANGUAGE),
86 ]);
87
88 let c_lsp_adapter = Arc::new(c::CLspAdapter);
89 let css_lsp_adapter = Arc::new(css::CssLspAdapter::new(node.clone()));
90 let eslint_adapter = Arc::new(eslint::EsLintLspAdapter::new(node.clone()));
91 let go_context_provider = Arc::new(go::GoContextProvider);
92 let go_lsp_adapter = Arc::new(go::GoLspAdapter);
93 let json_context_provider = Arc::new(JsonTaskProvider);
94 let json_lsp_adapter = Arc::new(json::JsonLspAdapter::new(languages.clone(), node.clone()));
95 let node_version_lsp_adapter = Arc::new(json::NodeVersionAdapter);
96 let py_lsp_adapter = Arc::new(python::PyLspAdapter::new());
97 let ty_lsp_adapter = Arc::new(python::TyLspAdapter::new(fs.clone()));
98 let python_context_provider = Arc::new(python::PythonContextProvider);
99 let python_lsp_adapter = Arc::new(python::PyrightLspAdapter::new(node.clone()));
100 let basedpyright_lsp_adapter = Arc::new(BasedPyrightLspAdapter::new(node.clone()));
101 let ruff_lsp_adapter = Arc::new(RuffLspAdapter::new(fs.clone()));
102 let python_toolchain_provider = Arc::new(python::PythonToolchainProvider);
103 let rust_context_provider = Arc::new(rust::RustContextProvider);
104 let rust_lsp_adapter = Arc::new(rust::RustLspAdapter);
105 let tailwind_adapter = Arc::new(tailwind::TailwindLspAdapter::new(node.clone()));
106 let tailwindcss_adapter = Arc::new(tailwindcss::TailwindCssLspAdapter::new(node.clone()));
107 let typescript_context = Arc::new(typescript::TypeScriptContextProvider::new(fs.clone()));
108 let typescript_lsp_adapter = Arc::new(typescript::TypeScriptLspAdapter::new(
109 node.clone(),
110 fs.clone(),
111 ));
112 let vtsls_adapter = Arc::new(vtsls::VtslsLspAdapter::new(node.clone(), fs.clone()));
113 let yaml_lsp_adapter = Arc::new(yaml::YamlLspAdapter::new(node));
114
115 let built_in_languages = [
116 LanguageInfo {
117 name: "bash",
118 context: Some(Arc::new(bash::bash_task_context())),
119 ..Default::default()
120 },
121 LanguageInfo {
122 name: "c",
123 adapters: vec![c_lsp_adapter.clone()],
124 ..Default::default()
125 },
126 LanguageInfo {
127 name: "cpp",
128 adapters: vec![c_lsp_adapter],
129 ..Default::default()
130 },
131 LanguageInfo {
132 name: "css",
133 adapters: vec![css_lsp_adapter],
134 ..Default::default()
135 },
136 LanguageInfo {
137 name: "diff",
138 adapters: vec![],
139 ..Default::default()
140 },
141 LanguageInfo {
142 name: "go",
143 adapters: vec![go_lsp_adapter.clone()],
144 context: Some(go_context_provider.clone()),
145 ..Default::default()
146 },
147 LanguageInfo {
148 name: "gomod",
149 adapters: vec![go_lsp_adapter.clone()],
150 context: Some(go_context_provider.clone()),
151 ..Default::default()
152 },
153 LanguageInfo {
154 name: "gowork",
155 adapters: vec![go_lsp_adapter],
156 context: Some(go_context_provider),
157 ..Default::default()
158 },
159 LanguageInfo {
160 name: "json",
161 adapters: vec![json_lsp_adapter.clone(), node_version_lsp_adapter],
162 context: Some(json_context_provider.clone()),
163 ..Default::default()
164 },
165 LanguageInfo {
166 name: "jsonc",
167 adapters: vec![json_lsp_adapter],
168 context: Some(json_context_provider),
169 ..Default::default()
170 },
171 LanguageInfo {
172 name: "markdown",
173 adapters: vec![],
174 ..Default::default()
175 },
176 LanguageInfo {
177 name: "markdown-inline",
178 adapters: vec![],
179 ..Default::default()
180 },
181 LanguageInfo {
182 name: "python",
183 adapters: vec![basedpyright_lsp_adapter, ruff_lsp_adapter],
184 context: Some(python_context_provider),
185 toolchain: Some(python_toolchain_provider),
186 manifest_name: Some(SharedString::new_static("pyproject.toml").into()),
187 },
188 LanguageInfo {
189 name: "rust",
190 adapters: vec![rust_lsp_adapter],
191 context: Some(rust_context_provider),
192 manifest_name: Some(SharedString::new_static("Cargo.toml").into()),
193 ..Default::default()
194 },
195 LanguageInfo {
196 name: "tsx",
197 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
198 context: Some(typescript_context.clone()),
199 ..Default::default()
200 },
201 LanguageInfo {
202 name: "typescript",
203 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
204 context: Some(typescript_context.clone()),
205 ..Default::default()
206 },
207 LanguageInfo {
208 name: "javascript",
209 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
210 context: Some(typescript_context),
211 ..Default::default()
212 },
213 LanguageInfo {
214 name: "jsdoc",
215 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
216 ..Default::default()
217 },
218 LanguageInfo {
219 name: "regex",
220 adapters: vec![],
221 ..Default::default()
222 },
223 LanguageInfo {
224 name: "yaml",
225 adapters: vec![yaml_lsp_adapter],
226 ..Default::default()
227 },
228 LanguageInfo {
229 name: "gitcommit",
230 ..Default::default()
231 },
232 LanguageInfo {
233 name: "zed-keybind-context",
234 ..Default::default()
235 },
236 ];
237
238 for registration in built_in_languages {
239 register_language(
240 &languages,
241 registration.name,
242 registration.adapters,
243 registration.context,
244 registration.toolchain,
245 registration.manifest_name,
246 );
247 }
248
249 // Register globally available language servers.
250 //
251 // This will allow users to add support for a built-in language server (e.g., Tailwind)
252 // for a given language via the `language_servers` setting:
253 //
254 // ```json
255 // {
256 // "languages": {
257 // "My Language": {
258 // "language_servers": ["tailwindcss-language-server", "..."]
259 // }
260 // }
261 // }
262 // ```
263 languages.register_available_lsp_adapter(
264 LanguageServerName("tailwindcss-language-server".into()),
265 tailwind_adapter.clone(),
266 );
267 languages.register_available_lsp_adapter(
268 LanguageServerName("tailwindcss-intellisense-css".into()),
269 tailwindcss_adapter,
270 );
271 languages.register_available_lsp_adapter(
272 LanguageServerName("eslint".into()),
273 eslint_adapter.clone(),
274 );
275 languages.register_available_lsp_adapter(LanguageServerName("vtsls".into()), vtsls_adapter);
276 languages.register_available_lsp_adapter(
277 LanguageServerName("typescript-language-server".into()),
278 typescript_lsp_adapter,
279 );
280
281 languages.register_available_lsp_adapter(python_lsp_adapter.name(), python_lsp_adapter);
282 languages.register_available_lsp_adapter(py_lsp_adapter.name(), py_lsp_adapter);
283 languages.register_available_lsp_adapter(ty_lsp_adapter.name(), ty_lsp_adapter);
284 // Register Tailwind for the existing languages that should have it by default.
285 //
286 // This can be driven by the `language_servers` setting once we have a way for
287 // extensions to provide their own default value for that setting.
288 let tailwind_languages = [
289 "Astro",
290 "CSS",
291 "ERB",
292 "HTML+ERB",
293 "HEEX",
294 "HTML",
295 "JavaScript",
296 "TypeScript",
297 "PHP",
298 "Svelte",
299 "TSX",
300 "Vue.js",
301 ];
302
303 for language in tailwind_languages {
304 languages.register_lsp_adapter(language.into(), tailwind_adapter.clone());
305 }
306
307 let eslint_languages = ["TSX", "TypeScript", "JavaScript", "Vue.js", "Svelte"];
308 for language in eslint_languages {
309 languages.register_lsp_adapter(language.into(), eslint_adapter.clone());
310 }
311
312 let mut subscription = languages.subscribe();
313 let mut prev_language_settings = languages.language_settings();
314
315 cx.spawn(async move |cx| {
316 while subscription.next().await.is_some() {
317 let language_settings = languages.language_settings();
318 if language_settings != prev_language_settings {
319 cx.update(|cx| {
320 SettingsStore::update_global(cx, |settings, cx| {
321 settings
322 .set_extension_settings(
323 settings::ExtensionsSettingsContent {
324 all_languages: language_settings.clone(),
325 },
326 cx,
327 )
328 .log_err();
329 });
330 });
331 prev_language_settings = language_settings;
332 }
333 }
334 anyhow::Ok(())
335 })
336 .detach();
337 let manifest_providers: [Arc<dyn ManifestProvider>; 2] = [
338 Arc::from(CargoManifestProvider),
339 Arc::from(PyprojectTomlManifestProvider),
340 ];
341 for provider in manifest_providers {
342 project::ManifestProvidersStore::global(cx).register(provider);
343 }
344}
345
346#[derive(Default)]
347struct LanguageInfo {
348 name: &'static str,
349 adapters: Vec<Arc<dyn LspAdapter>>,
350 context: Option<Arc<dyn ContextProvider>>,
351 toolchain: Option<Arc<dyn ToolchainLister>>,
352 manifest_name: Option<ManifestName>,
353}
354
355fn register_language(
356 languages: &LanguageRegistry,
357 name: &'static str,
358 adapters: Vec<Arc<dyn LspAdapter>>,
359 context: Option<Arc<dyn ContextProvider>>,
360 toolchain: Option<Arc<dyn ToolchainLister>>,
361 manifest_name: Option<ManifestName>,
362) {
363 let config = load_config(name);
364 for adapter in adapters {
365 languages.register_lsp_adapter(config.name.clone(), adapter);
366 }
367 languages.register_language(
368 config.name.clone(),
369 config.grammar.clone(),
370 config.matcher.clone(),
371 config.hidden,
372 manifest_name.clone(),
373 Arc::new(move || {
374 Ok(LoadedLanguage {
375 config: config.clone(),
376 queries: load_queries(name),
377 context_provider: context.clone(),
378 toolchain_provider: toolchain.clone(),
379 manifest_name: manifest_name.clone(),
380 })
381 }),
382 );
383}
384
385#[cfg(any(test, feature = "test-support"))]
386pub fn language(name: &str, grammar: tree_sitter::Language) -> Arc<Language> {
387 Arc::new(
388 Language::new(load_config(name), Some(grammar))
389 .with_queries(load_queries(name))
390 .unwrap(),
391 )
392}
393
394fn load_config(name: &str) -> LanguageConfig {
395 let config_toml = String::from_utf8(
396 LanguageDir::get(&format!("{}/config.toml", name))
397 .unwrap_or_else(|| panic!("missing config for language {:?}", name))
398 .data
399 .to_vec(),
400 )
401 .unwrap();
402
403 #[allow(unused_mut)]
404 let mut config: LanguageConfig = ::toml::from_str(&config_toml)
405 .with_context(|| format!("failed to load config.toml for language {name:?}"))
406 .unwrap();
407
408 #[cfg(not(any(feature = "load-grammars", test)))]
409 {
410 config = LanguageConfig {
411 name: config.name,
412 matcher: config.matcher,
413 jsx_tag_auto_close: config.jsx_tag_auto_close,
414 ..Default::default()
415 }
416 }
417
418 config
419}
420
421fn load_queries(name: &str) -> LanguageQueries {
422 let mut result = LanguageQueries::default();
423 for path in LanguageDir::iter() {
424 if let Some(remainder) = path.strip_prefix(name).and_then(|p| p.strip_prefix('/')) {
425 if !remainder.ends_with(".scm") {
426 continue;
427 }
428 for (name, query) in QUERY_FILENAME_PREFIXES {
429 if remainder.starts_with(name) {
430 let contents = asset_str::<LanguageDir>(path.as_ref());
431 match query(&mut result) {
432 None => *query(&mut result) = Some(contents),
433 Some(r) => r.to_mut().push_str(contents.as_ref()),
434 }
435 }
436 }
437 }
438 }
439 result
440}